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CVE-2021-31982— Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability

Quick assessment

Affected
Microsoft Microsoft Edge (Chromium-based)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Edge是美国微软（Microsoft）公司的一款Windows 10之后版本系统附带的Web浏览器。 Microsoft Edge存在安全特征问题漏洞，该漏洞允许远程攻击者诱使受害者访问专门设计的网站，获得敏感信息或修改数据。以下产品及版本受到影响：79.0.309.71, 83.0.478.37, 84.0.522.40, 86.0.622.43, 86.0.622.48, 86.0.622.51, 86.0.622.56, 86.0.622.58, 86.0.622.61, 86

CVSS 8.8 · High EPSS 1.31% · P69

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-31982

Vulnerability Information
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Vulnerability Title
Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Edge 安全特征问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Edge是美国微软（Microsoft）公司的一款Windows 10之后版本系统附带的Web浏览器。 Microsoft Edge存在安全特征问题漏洞，该漏洞允许远程攻击者诱使受害者访问专门设计的网站，获得敏感信息或修改数据。以下产品及版本受到影响：79.0.309.71, 83.0.478.37, 84.0.522.40, 86.0.622.43, 86.0.622.48, 86.0.622.51, 86.0.622.56, 86.0.622.58, 86.0.622.61, 86
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Microsoft Edge (Chromium-based) 1.0.0 ~ 91.0.864.37 -

II. Public POCs for CVE-2021-31982

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III. Intelligence Information for CVE-2021-31982

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Vendor Advisories for CVE-2021-31982 (1)

Same Patch Batch · Microsoft · 2023-06-30 · 4 CVEs total

CVE-2021-34506 6.1 MEDIUM Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability
CVE-2021-34475 5.4 MEDIUM Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability
CVE-2021-42307 4.3 MEDIUM Microsoft Edge (Chromium-based) Information Disclosure Vulnerability

IV. Related Vulnerabilities

Same product: Microsoft Edge (Chromium-based)
Same vendor: Microsoft

V. Comments for CVE-2021-31982

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